{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770000944},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770001004","477:4770000826","477:4770000939","477:4770001128","477:4770001003","477:4770001303","477:4770000888","500:5000002249","477:4770000827","477:4770000940","477:4770000672","477:4770000830","477:4770000945","500:5000001636","477:4770001245","500:5000001793","477:4770001424","477:4770001244","500:5000002012","477:4770001005","485:4850006973","500:5000001446","500:5000001227","500:5000002011","477:4770001425"],"twin_admin_codes":[477,477,477,477,477,477,477,500,477,477,477,477,477,500,477,500,477,477,500,477,485,500,500,500,477],"twin_sims":[0.6821195361511786,0.5796213218260465,0.5791898839555898,0.5730799801459661,0.5687083046298972,0.5574610466483908,0.530208259179114,0.5183097279717511,0.5042843910335283,0.5024112921164525,0.5001728487823935,0.4764757578434496,0.4535338488094828,0.43601855701886655,0.4299766514349522,0.427729767930673,0.4259805828004833,0.41242296610352724,0.41064875694042996,0.4100824859006681,0.40996847431069355,0.40826883934499214,0.40621989646282175,0.4038247739860182,0.3929709640181524],"twin_dists":[0.11360126134051923,0.1356402432867312,0.13573280823502532,0.13704435540300117,0.13798363577223854,0.14040419011501534,0.14630179789053463,0.1488955670334309,0.15197145380913,0.15238392129087389,0.15287739260314784,0.15814195439322945,0.1633204983352301,0.16733867548524498,0.16873933661289556,0.16926225249231028,0.16967012127599565,0.17285565732426816,0.1732758363560884,0.17341011127518344,0.17343715568886336,0.1738407151881179,0.1743282025617328,0.17489944319287434,0.17750754921265996],"n_dims_used":45,"mean_confidence":0.9220304701063368},"coverage":{"mean_confidence":0.9220304701063368,"n_dims_used":45,"similarity_metric":{"field":"twin_sims","kind":"cosine_in_zscored_morphology_space","range":"[-1, 1]; higher = more similar","interpretation":"cosine similarity in the z-scored feature space (n_dims_used dims). High-dimensional cosine concentrates near 0, so absolute values are typically SMALL and are meaningful only RELATIVELY (rank order / vs the cohort) — NOT a 0–1 probability. mean_confidence is the SEPARATE GUM uncertainty weight of the anchor's witnessed features, not a function of the similarities."}},"error":null}}